package janvee.com.example2.common;

import javax.servlet.Servlet;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import java.io.File;
import java.io.IOException;
import java.net.MalformedURLException;
import java.net.URL;
import java.net.URLClassLoader;
import java.net.URLStreamHandler;

public class ServletProcessor1 {


    public void process(Request request, Response response) {
        String uri = request.getUri();
        String servletName = uri.substring(uri.lastIndexOf("/") + 1);
        URLClassLoader loader = null;
        try{
            URL[] urls = new URL[1];
            URLStreamHandler streamHandler = null;
            File classPath = new File(Constants.WEB_ROOT);

            String repository =(new URL("file", null, classPath.getCanonicalPath() +File.separator)).toString();

            urls[0] = new URL(null, repository, streamHandler);
            loader = new URLClassLoader(urls);
        } catch (MalformedURLException e) {
            e.printStackTrace();
        } catch (IOException e) {
            e.printStackTrace();
        }

        Class myClass = null;
        try {
            myClass = loader.loadClass("janvee.com.example2."+servletName);
        }catch (ClassNotFoundException e) {
            System.out.println(e.toString());
        }
        System.out.println("-----------------------------------------");
        Servlet servlet = null;
        try {
            servlet = (Servlet) myClass.newInstance();
            servlet.service((ServletRequest) request,
                    (ServletResponse) response);
        }catch (Exception e) {
            System.out.println(e.toString());
        }
        catch (Throwable e) {
            System.out.println(e.toString());
        }
    }

}
